Nature tends to produce constancy in all her works, but she does not always succeed.
大自然倾向于在她所有的作品中产生恒常性，但并不总是成功。
有机体本质上是对环境刺激的被动反应者。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
过去是一个异国他乡；他们做事的方式不同。
The power of the human spirit is limitless.
乳制品行业必须适应消费者偏好的变化。
智慧之鸟的猫头鹰，在文明的暮色中才开始起飞。
The role of the artist is to ask questions, not answer them.